411de63b612351ac054d0fa225c94d0400f850c75b149beb93d4a8db29192bd0

Analysis

max time kernel
168s
max time network
177s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 08:00

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General

Target

411de63b612351ac054d0fa225c94d0400f850c75b149beb93d4a8db29192bd0.exe
Size

59KB
MD5

f57b890436bed61e6e8fc5c0dd6f79ad
SHA1

3640d24053c0c06c4a35c9b52f5591ca70aa1dd5
SHA256

411de63b612351ac054d0fa225c94d0400f850c75b149beb93d4a8db29192bd0
SHA512

f7adceefde8bd5951758b1c463a9bb237498c39ff247d390a1a0c910aa09e5aab4a466a1c21065c441a8407d18ae8572273df748f98139c2f92ed4bd9963199b
SSDEEP

1536:RLxLKKyuNSly6g5j5jec/amMmsmhP6Z/gC3ew:RLBKISly6gfImZNhM0

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\cache.dat"	svchost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

411de63b612351ac054d0fa225c94d0400f850c75b149beb93d4a8db29192bd0.exesvchost.exe

pid process

1324 411de63b612351ac054d0fa225c94d0400f850c75b149beb93d4a8db29192bd0.exe
1212 svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

svchost.exe

pid	process
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe
1212	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

411de63b612351ac054d0fa225c94d0400f850c75b149beb93d4a8db29192bd0.exe

pid	process
1324	411de63b612351ac054d0fa225c94d0400f850c75b149beb93d4a8db29192bd0.exe
1324	411de63b612351ac054d0fa225c94d0400f850c75b149beb93d4a8db29192bd0.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

svchost.exe

pid process

1212 svchost.exe
1212 svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

svchost.exe

description	pid	process	target process
PID 1212 wrote to memory of 888	1212	svchost.exe	ctfmon.exe
PID 1212 wrote to memory of 888	1212	svchost.exe	ctfmon.exe
PID 1212 wrote to memory of 888	1212	svchost.exe	ctfmon.exe
PID 1212 wrote to memory of 888	1212	svchost.exe	ctfmon.exe

C:\Users\Admin\AppData\Local\Temp\411de63b612351ac054d0fa225c94d0400f850c75b149beb93d4a8db29192bd0.exe
"C:\Users\Admin\AppData\Local\Temp\411de63b612351ac054d0fa225c94d0400f850c75b149beb93d4a8db29192bd0.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: MapViewOfSection
PID:1324

C:\Windows\syswow64\svchost.exe
"C:\Windows\syswow64\svchost.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1212

C:\Windows\SysWOW64\ctfmon.exe
ctfmon.exe
2⤵
PID:888

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/888-62-0x0000000000000000-mapping.dmp

Download
memory/1212-60-0x0000000075F51000-0x0000000075F53000-memory.dmp

Filesize
8KB

Download
memory/1276-58-0x00000000772B0000-0x0000000077459000-memory.dmp

Filesize
1.7MB

Download
memory/1276-59-0x0000000001E00000-0x0000000001E08000-memory.dmp

Filesize
32KB

Download
memory/1276-61-0x00000000772B0000-0x0000000077459000-memory.dmp

Filesize
1.7MB

Download
memory/1324-54-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1324-55-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1324-56-0x0000000000240000-0x0000000000259000-memory.dmp

Filesize
100KB

Download
memory/1324-57-0x0000000000240000-0x0000000000259000-memory.dmp

Filesize
100KB

Download